tomcat，zookeeper，activeMQ，Kafka设置jvm参数

#add tomcat pid
CATALINA_PID="$CATALINA_BASE/conf/tomcat.pid"
#add java opts
JAVA_OPTS=" -Djava.awt.headless=true -Djava.net.preferIPv4Stack=true   -server -Xmx1g -Xms1g -Xmn256m -XX:PermSize=128m -Xss256k -XX:+DisableExplicitGC   -XX:+UseConcMarkSweepGC -XX:+CMSParallelRemarkEnabled -XX:+UseCMSCompactAtFullCollection   -XX:LargePageSizeInBytes=128m -XX:+UseFastAccessorMethods -XX:+UseCMSInitiatingOccupancyOnly   -XX:CMSInitiatingOccupancyFraction=70"

ZOOBINDIR="${ZOOBINDIR:-/usr/bin}"
ZOOKEEPER_PREFIX="${ZOOBINDIR}/.."
SERVER_JVMFLAGS=" -server -Xmx2g -Xms2g -Xmn256m -XX:PermSize=128m -Xss256k -XX:+DisableExplicitGC   -XX:+UseConcMarkSweepGC -XX:+CMSParallelRemarkEnabled -XX:+UseCMSCompactAtFullCollection   -XX:LargePageSizeInBytes=128m -XX:+UseFastAccessorMethods -XX:+UseCMSInitiatingOccupancyOnly   -XX:CMSInitiatingOccupancyFraction=70 "

ACTIVEMQ_OPTS_MEMORY=" -server -Xmx5g -Xms5g -Xmn1280m -XX:PermSize=640m -Xss1280k -XX:+DisableExplicitGC   -XX:+UseConcMarkSweepGC -XX:+CMSParallelRemarkEnabled -XX:+UseCMSCompactAtFullCollection   -XX:LargePageSizeInBytes=128m -XX:+UseFastAccessorMethods -XX:+UseCMSInitiatingOccupancyOnly   -XX:CMSInitiatingOccupancyFraction=70 "

export KAFKA_HEAP_OPTS=" -Xmx5g -Xms5g -Xmn1280m -XX:PermSize=640m -Xss1280k "